rtpenc_chain: Free the URLContext on failure

If an URLContext is passed in, its ownership is given to this
function, and is either owned by the returned AVFormatContext
on a successful return, or freed on failure.

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-05-26 00:40:54 +03:00
parent 2dcb21a95d
commit 93cef6f923
1 changed files with 11 additions and 7 deletions

View File

@ -28,25 +28,23 @@
AVFormatContext *ff_rtp_chain_mux_open(AVFormatContext *s, AVStream *st,
URLContext *handle, int packet_size)
{
AVFormatContext *rtpctx;
AVFormatContext *rtpctx = NULL;
int ret;
AVOutputFormat *rtp_format = av_guess_format("rtp", NULL, NULL);
uint8_t *rtpflags;
AVDictionary *opts = NULL;
if (!rtp_format)
return NULL;
goto fail;
/* Allocate an AVFormatContext for each output stream */
rtpctx = avformat_alloc_context();
if (!rtpctx)
return NULL;
goto fail;
rtpctx->oformat = rtp_format;
if (!avformat_new_stream(rtpctx, NULL)) {
av_free(rtpctx);
return NULL;
}
if (!avformat_new_stream(rtpctx, NULL))
goto fail;
/* Pass the interrupt callback on */
rtpctx->interrupt_callback = s->interrupt_callback;
/* Copy the max delay setting; the rtp muxer reads this. */
@ -82,4 +80,10 @@ AVFormatContext *ff_rtp_chain_mux_open(AVFormatContext *s, AVStream *st,
}
return rtpctx;
fail:
av_free(rtpctx);
if (handle)
ffurl_close(handle);
return NULL;
}